Cumulative sum of previous rows
I had an update statement that took 3 minutes to run after this code change it took 6 seconds.
2015-03-27 (first published: 2014-05-08)
33,970 reads
Ben Kubicek
- Interests: Jesus, playing guitar singing, most sports, running, biking, triathlons
2015-02-17
1,942 reads
2015-01-26
12,048 reads
Never give up
When facing a problem you aren't sure you can solve, keep working on it and believe in yourself.
2014-07-08
228 reads
Why Primary Keys can be important on large tables
I inherited a database that was getting large and not performing well. After adding primary keys life got better.
2014-06-30
14,675 reads
2014-06-17
221 reads
Try to focus on the positive
When we focus on negative things we get more negative. Be thankful for something positive.
2014-06-10
165 reads
What is your default database set to?
Some people set their default database to the database they use most often. This can cause issues when a restore fails.
2013-11-14
7,500 reads
2012-12-19
2,241 reads
A simple math expression solver
Ben Kubicek wrote a recursive function that solves simple math expressions in a select statement. Read about this creative use of T-SQL.
2011-11-21
5,910 reads
Blogs
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Forums
Create an HTML Report on the Status of SQL Server Agent Jobs
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Collation errors...what is best way to deal with it?
Hi I have a SP that occasionally get this error: Cannot resolve the collation...
Was the index created or not?
Hi everyone I am getting an error when I create the index but I...
Question of the Day
Estimated Rows
I have two calls to the GENERATE_SERIES TVF in this code:
SELECT TOP 10 gs.value FROM GENERATE_SERIES(1, 10) AS gs ORDER BY NEWID () OPTION (RECOMPILE); go DECLARE @a int = 10; SELECT TOP (@a) gs.value FROM GENERATE_SERIES(1, @a) AS gs ORDER BY NEWID () OPTION (RECOMPILE);In the actual query plans, what is the estimated number of rows for each batch in SQL Server 2022? See possible answers